Home / 657,462.13-986,249.28-230,960.68

Finding the Fourth Proportional to 657,462.13, 986,249.28 and 230,960.68

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Solution

The fourth proportional to 657,462.13, 986,249.28 and 230,960.68 is: 346,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,462.13 : 986,249.28 = 230,960.68 : x
  2. Step 2: Convert to fraction form
    657,462.13/986,249.28 = 230,960.68/x
  3. Step 3: Cross multiply
    657,462.13x = 986,249.28 × 230,960.68
  4. Step 4: Simplify right side
    657,462.13x = 227,784,801,892.69
  5. Step 5: Solve for x
    x = 227,784,801,892.69/657,462.13
  6. Step 6: Final answer
    x = 346,460.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.